Word Origin & History

upset c.1440, "to set up, fix," from up + set (v.). Cf. M.Du. opsetten, Ger. aufsetzen. Modern sense of "overturn, capsize" (1803) is that of obsolete overset. Meaning "to throw into mental discomposure" is from 1805. The noun sense of "overturning of a vehicle or boat" is recorded from 1804.

Example Sentences for up-setters

One of the favourite cries of our enemies is that we are revolutionists, up-setters, and destroyers of cherished customs.